How to do basic plumbing repairs - Quiz
  • 1. What is the first thing you should do before starting any plumbing repair?
A) Turn off the water supply
B) Grab your tools
C) Start disassembling the pipe
D) Call a plumber
  • 2. What tool is best for tightening or loosening nuts and bolts on plumbing fixtures?
A) Pliers
B) Hammer
C) Adjustable wrench
D) Screwdriver
  • 3. What is Teflon tape used for?
A) Holding pipes together
B) Cleaning pipes
C) Insulating pipes
D) Sealing pipe threads
  • 4. Which type of pipe is commonly used for water supply lines?
A) Cast iron
B) Clay
C) PEX
D) Orangeburg
  • 5. What is the purpose of a pipe wrench?
A) Measure pipes
B) Clean pipes
C) Cut pipes
D) Grip and turn pipes
  • 6. What is a common cause of a leaky faucet?
A) Broken pipe
B) Clogged drain
C) Worn-out O-ring
D) High water pressure
  • 7. How can you unclog a sink drain?
A) Use a plunger
B) Hit the pipe with a hammer
C) Ignore it
D) Add more water
  • 8. What is the purpose of a shut-off valve?
A) To filter water
B) To stop the flow of water
C) To measure water usage
D) To increase water pressure
  • 9. What tool is used to cut copper pipes?
A) Tube cutter
B) Knife
C) Chisel
D) Hacksaw
  • 10. What is flux used for when soldering copper pipes?
A) To insulate the joint
B) To decorate the joint
C) To cool the joint
D) To clean and prepare the joint
  • 11. What is a good way to prevent pipes from freezing in cold weather?
A) Turn off the heat
B) Run hot water continuously
C) Insulate the pipes
D) Open all windows
  • 12. What is the purpose of a P-trap?
A) To increase water pressure
B) To prevent sewer gases from entering the house
C) To catch large debris
D) To filter water
  • 13. Which type of pipe is NOT suitable for potable (drinking) water?
A) ABS
B) Copper
C) CPVC
D) PEX
  • 14. What is the purpose of a snake or auger?
A) To clear clogged drains
B) To cut pipes
C) To tighten pipes
D) To measure pipe length
  • 15. What should you do if you find a major leak?
A) Ignore it and hope it goes away
B) Try to fix it while the water is still running
C) Shut off the main water supply
D) Call a neighbor
  • 16. What safety precaution should you take when soldering?
A) Touch the hot pipe immediately
B) Wear shorts and sandals
C) Wear safety glasses
D) Work in a confined space
  • 17. What is the best way to remove a stubborn bolt?
A) Hit it harder with a hammer
B) Use penetrating oil
C) Melt it with a torch
D) Ignore it
  • 18. What is the purpose of a water pressure regulator?
A) To heat water
B) To filter water
C) To increase water pressure
D) To reduce high water pressure
  • 19. What type of connection is commonly used for PEX pipe?
A) Welded joint
B) Crimp fitting
C) Soldered joint
D) Glued joint
  • 20. What should you do after completing a plumbing repair?
A) Throw away all your tools
B) Leave the water running
C) Ignore the area
D) Check for leaks
  • 21. What is the purpose of pipe dope?
A) To seal threaded pipe joints
B) To strengthen pipes
C) To insulate pipes
D) To clean pipes
  • 22. Which tool is best for cutting PVC pipe?
A) Pipe wrench
B) Hacksaw
C) Screwdriver
D) PVC pipe cutter
  • 23. What is the purpose of a toilet flapper?
A) To flush the toilet paper
B) To decorate the toilet
C) To seal the tank and release water into the bowl
D) To control the water temperature
  • 24. What is a common sign of a running toilet?
A) The toilet is always clean
B) The toilet is always quiet
C) Water constantly running in the bowl
D) The toilet flushes automatically
  • 25. What is a backflow preventer?
A) A device that filters water
B) A device that prevents water from flowing backward
C) A device that increases water pressure
D) A device that heats water
  • 26. What is CPVC pipe used for?
A) Gas lines
B) Sewer lines
C) Hot and cold water supply lines
D) Drainage
  • 27. What is the purpose of a basin wrench?
A) To cut pipes
B) To solder pipes
C) To measure pipes
D) To reach nuts in tight spaces under sinks
  • 28. What safety measure should be taken when using a plumber's torch?
A) Wear flammable clothing
B) Keep a fire extinguisher nearby
C) Work in a confined area with no ventilation
D) Leave the torch unattended
  • 29. What is the purpose of a mixing valve?
A) To increase water pressure
B) To shut off water supply
C) To blend hot and cold water for a desired temperature
D) To filter water
  • 30. Why is it important to properly vent plumbing fixtures?
A) To allow air to enter and exit the drain system
B) To filter water
C) To increase water pressure
D) To heat water
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